Assig-sjo-b to



4(No Model.)

' J. MWCASE. FEED BOX POR ROLLER MILLS.

No. 297,754. :Patented Apr. 29, 18ML FIGQIIL MEN To Fi. 'f6/M www@ m Figm s a Vertical Section of a fmwrolr mill. shQwnQ: my-imprfyfadfbnzsc in pmi i Lion. Fig. lLs a perspetiye View of said box, and Fig. IH is a, transverse section ther@ 20 of, shcwingthe cam-shaft for operahing it Vp elevation., l and? ieplrsnt` the nespetiv impartments oi a duplex 'eef-bo'x, and 3 the cent-ml. partition thefo'. I l

4C 4 represent wo pai's of rolls over which time fami-box is nmg, and 5 i @ulfzy @n the' and @ma ci' the mii-Sham. A ia' fa; beltjvhih pasfies @Ver the pulley i? mm' n sacom Talley7 7, on. Em endo-' tha 30 ecensric or Gam-sha@ 8, which is 50mm-11ml j in @e case of the maehine and pass thmugh the Bam@ (Bilder tim brad-box) paralleli with @ha rolls 4.- 4L. v-

` '9 if; a lug; projecting fmm the bottm of th@ @ma ma 29,

madman prvided :im mmbinatiml with.' diffrent @Leise duplex feed-box l 2, substantially :is ind for the purpose set forlih.

7. In a -feed apparatus `for relier-mills, the combination of the box 1 L), the spring ll), :ind eccentric S.

S. The combination, with two pnirs of rolls.

,of L vibrating feed-box adapted to suppiy cach pair of rolls from its respective sides with an equal. and uniform qnzintity of imiter-inl, :is set forth.

Ill. ln :L roller-mill,the combination of a feed-box, elastic hangers for supporting the sanno, and means 'for impartingr :L ribmtory motion to seid box, :is Set forth.

18. In :L roller-mill, tlie combination of two 4sets of rolls :nid :t duplex feed-box with an eccentric for imparting` motion to said box in one direction, und a, spring for returning it,

substantially :is set forth.

14. In :t roller-mill, the combination, with :t vibrating feed-box, of un eccentric shaft, :L

pulley on smid shaft, .u belt,zmd ftpnlley on one of the roll-shafts, :1s and for the purpose set forth.

15. In :t roller-mill, the combination, with n. fced-box, ofiin eccentric for impartingahorizontnlly-reciprocating motion thereto, and 4o means for driving Suid eccentric from one of the crushing-rolls.

JOHN M, CASE.

Xvitncsses:

(himnos KNIGHT, llLinnY E. KNIGHT. 

